Know what your home really costs to run.
Simple, reliable calculators for electricity, appliances, heating, cooling, EV charging, and everyday utility bills.
Appliance energy cost
Start with a cost you want to understand
Every calculator gives a clear daily, monthly, and yearly estimate—plus practical ways to improve the result.
Electricity Bill Calculator
Enter your monthly electricity use, local rate, and utility fees to estimate your total bill before taxes.
Open calculator →Appliance Energy Cost Calculator
Use wattage, daily runtime, and your local electricity rate to see an appliance’s daily, monthly, and yearly operating cost.
Open calculator →Air Conditioner Running Cost Calculator
Calculate how much a central, window, or portable air conditioner may add to your electric bill.
Open calculator →Space Heater Cost Calculator
Estimate the cost of a 750W, 1,000W, 1,500W, or custom electric space heater.
Open calculator →EV Home Charging Cost Calculator
Calculate one charging session, monthly home charging expense, and electricity cost per mile.
Open calculator →Solar Panel Savings Calculator
Use your bill, local rate, sun hours, and target coverage to estimate a preliminary home solar system.
Open calculator →Refrigerator Electricity Cost Calculator
Enter annual energy use from the EnergyGuide label and your electricity rate.
Open calculator →Clothes Dryer Cost Calculator
Estimate what an electric dryer costs per load, month, and year.
Open calculator →Electric Water Heater Cost Calculator
Use heating-element wattage, active runtime, and your rate to calculate water-heating cost.
Open calculator →Pool Pump Electricity Cost Calculator
Calculate how pump wattage, schedule, season length, and electricity price affect pool cost.
Open calculator →Dehumidifier Electricity Cost Calculator
Calculate the cost of running a room or whole-home dehumidifier.
Open calculator →Gaming PC Electricity Cost Calculator
Estimate daily, monthly, and annual electricity cost using gaming and idle power.
Open calculator →From a few numbers to a useful answer.
No account, complicated spreadsheet, or hidden assumptions.
- 01
Choose a calculator
Pick the appliance, bill, or system you want to estimate.
- 02
Enter your usage
Add wattage, hours, and your electricity rate.
- 03
Compare your cost
Review daily, monthly, and annual totals.
Your location changes the answer.
State guides help you start with a relevant residential average, then replace it with the exact rate from your bill.
Explore state electricity costs →